CVE-2019-11763 | Mozilla Firefox/Firefox ESR/Thunderbird Entity Parser cross site scripting (Bug 1584216 / Nessus ID 248409)
A vulnerability was found in Mozilla Firefox, Firefox ESR and Thunderbird. It has been declared as problematic. This vulnerability affects unknown code of the component Entity Parser. The manipulation leads to cross site scripting.
This vulnerability was named CVE-2019-11763. The attack can be initiated remotely. There is no exploit available.
It is recommended to upgrade the affected component.